19300463

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 24801840

約数和(自身を除く): 5501377

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 739, 2009, 3731, 5173, 9607, 26117, 30299, 36211, 67249, 212093, 393887, 470743, 1484651, 2757209, 19300463]

約数ペア:

[(1, 19300463), (7, 2757209), (13, 1484651), (41, 470743), (49, 393887), (91, 212093), (287, 67249), (533, 36211), (637, 30299), (739, 26117), (2009, 9607), (3731, 5173)]